Abstract: A method for creating and editing a website comprising providing an extensible website manager application that allows non-technical users to create and edit websites using website components, providing a developer registry of themes, layouts and blocks created by developers, installing the extensible website manager application on a computer storage medium, utilizing a web service as an interface between the extensible website manager application and a client application, allowing the user to add content to a webpage by dragging and dropping content onto the webpage, allowing the user to edit content on a webpage using a toolset that is physically located on the webpage itself and displaying the webpage to the user in real time during creation and/or editing of the webpage exactly as it will be displayed to end users after it is published. The present invention also encompasses a system and computer program similar to the method described above.